.serviceBox{
    width: 360px;
    box-shadow: -1px 1px 15px 3px #ccc;
    position: fixed;
}
.serviceBox .header{
    width: 100%;
    height: 50px;
    background-color: #007aff;
    display: flex;
    justify-content: space-between;
    align-content: center;
    padding: 15px 10px;
    line-height: 20px;
    color: #FFFFFF;
    font-size: 20px;
    cursor: pointer;
}
.serviceBox .header div:nth-of-type(2){
    font-size: 30px;
}
.serviceBox .content{
    width: 100%;
    min-height: 300px;
    background-color: #f6f6f6;
}
.chatItem{
    padding-top: 10px;
    border-bottom: 1px solid #cccccc;
}
.chatItem div:nth-of-type(1){
    display: flex;
    flex-wrap: nowrap;
    font-size: 13px;
    padding: 0 10px;
}
.chatItem>div:nth-of-type(1)>div:nth-of-type(1) {
    width: 50%;
    padding: 0;
    text-align: left;
}
.chatItem>div:nth-of-type(1)>div:nth-of-type(2) {
    width: 50%;
    padding: 0;
    text-align: right;
}
.chatItem>div:nth-of-type(2){
    font-size: 12px;
    padding: 5px 10px;
}
.serviceBox .textareaBox{
    background-color: #f6f6f6;
    width: 100%;
    border-top: 1px solid #cccccc;
}
.serviceBox .textareaBox textarea{
    border: none;
    outline: none;
    box-shadow: none;
    background-color: #f6f6f6;
    font-size: 12px;
}
.serviceBox .textareaBox div{
    display: flex;
    justify-content: flex-end;
    padding: 10px 10px;
}